Year	constant 2010 US$
1960	4159878237.29792
1961	4381838167.22569
1962	4257141577.37862
1963	4396801758.00733
1964	4765903663.95463
1965	5795897496.09134
1966	7599010185.27982
1967	8561667858.8991
1968	9703888621.89816
1969	11449640879.7571
1970	13477207430.6702
1971	15666879548.3845
1972	20248232259.3656
1973	25410671079.0338
1974	27079111451.1875
1975	43803418081.4752
1976	53267889250.867
1977	59091219996.7246
1978	57537500487.2303
1979	58530085342.4129
1980	54300377014.8006
1981	49090553490.9905
1982	48579297472.6175
1983	47636591253.3737
1984	48135377612.762
1985	45160116979.0111
1986	47337319437.7408
1987	37598515770.6855
1988	34984875247.4911
1989	34817781817.096
1990	33804194804.9377
1991	35581343535.0029
1992	38495431595.7268
1993	38347645760.2591
1994	44202212705.1936
1995	44373315318.3523
1996	42768836324.518
1997	42611248593.2938
1998	41476141563.0627
1999	43180900618.1245
2000	40656715296.6361
2001	45255627737.3384
2002	46453865307.7269
2003	47795454855
2004	49599405598.8236
2005	55850638103.9306
2006	58715185204.6241
2007	54824502243.0852
2008	54938316696.2111
2009	54358793669.9583
2010	52625627395.0285
2011	50717157216.438
2012	48344510503.3627
2013	48743450143.3763
2014	50795435582.9349
2015	53254216471.2854
2016	55245958815.9397
2017	57389619323.9793